What's the name of the English song that Guo Haoran sang while camping?

In camping magazine, Guo Haoran sang her familiar English song "A Thousand Years of Haze". According to relevant data, in the variety show Signal 5, the camping group of Guo Haoran and Wan Yi was once again combined, and Guo Haoran even sang the English song HeadintheClouds, which is familiar to Li Wanyi. The fifth season of Heartbeat Signal is a reality show about love and social reasoning.